import router, {
  asyncRouterMap
} from './routers'
import store from '@/store'
import Config from '@/settings'
import NProgress from 'nprogress' // progress bar
import 'nprogress/nprogress.css' // progress bar style
import {
  getToken
} from '@/utils/auth' // getToken from cookie
import {
  filterAsyncRouter
} from '@/store/modules/permission'

NProgress.configure({
  showSpinner: false
}) // NProgress Configuration

const whiteList = ['/login'] // no redirect whitelist
// 有权限
router.beforeEach((to, from, next) => {
  // console.log(to,ne)
  if (to.meta.title) {
    document.title = to.meta.title + ' - ' + Config.title
  }
  NProgress.start()
  if (getToken()) {
    
    // 已登录且要跳转的页面是登录页
    if (to.path === '/login') {
      
      next({ path: '/' })
      NProgress.done()
    } else {
     
      if (store.getters.roles.length === 0) { // 判断当前用户是否已拉取完user_info信息
        store.dispatch('GetInfo').then(res => { // 拉取user_info
          // 动态路由，拉取菜单
          store.state.user.check_menus = res.resource
          loadMenus(res, next, to)
        }).catch((err) => {
          store.dispatch('LogOut').then(() => {
            location.reload() // 为了重新实例化vue-router对象 避免bug
          })
        })
        // 登录时未拉取 菜单，在此处拉取
      } else {
        next()
      }
    }
  } else {
  
    /* has no token*/
    if (whiteList.indexOf(to.path) !== -1) { // 在免登录白名单，直接进入
      next()
    } else {
      next(`/login?redirect=${to.path}`) // 否则全部重定向到登录页
      NProgress.done()
    }
  }
})

export const loadMenus = (data, next, to) => {
  // buildMenus().then(res => {
  const menus = {}
  data.menus.forEach(menu => {
    menus[menu.value] = true
  })
  console.log(data, '1-----')

  console.log(menus, '2-----')
  console.log(asyncRouterMap, '3-----')

  const asyncRouter = filterAsyncRouter(asyncRouterMap, menus)
  asyncRouter.push({ path: '*', redirect: '/404', hidden: true })
  store.dispatch('GenerateRoutes', asyncRouter).then(() => { // 存储路由
    console.log(asyncRouter)
    router.addRoutes(asyncRouter) // 动态添加可访问路由表
    next({
      ...to,
      replace: true
    })
  })
  // })
}

router.afterEach(() => {
  NProgress.done() // finish progress bar
})
